lj-clitools/generators/fromOSC.py

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2020-11-11 16:31:08 +00:00
#!/usr/bin/python3
# -*- coding: utf-8 -*-
# -*- mode: Python -*-
'''
Forward /pl pointlist to cli
input OSC in END points format : (x,y,color)
output CLI in CLI points format : [x,y,color]
/pl "[(150.0, 230.0, 255), (170.0, 170.0, 255), (230.0, 170.0, 255), (210.0, 230.0, 255), (150.0, 230.0, 255)]"
v0.1.0
2020-11-11 21:14:38 +00:00
Licensed under GNU GPLv3
2020-11-11 16:31:08 +00:00
by Cocoa, Sam Neurohack
'''
from __future__ import print_function
from OSC3 import OSCServer, OSCClient, OSCMessage
import sys
from time import sleep
import argparse
import ast
argsparser = argparse.ArgumentParser(description="fromOSC generator")
argsparser.add_argument("-i","--ip",help="IP to bind to (0.0.0.0 by default)",default="0.0.0.0",type=str)
argsparser.add_argument("-p","--port",help="OSC port to bind to (9002 by default)",default=9002,type=str)
argsparser.add_argument("-v","--verbose",action="store_true",help="Verbose output")
args = argsparser.parse_args()
verbose = args.verbose
ip = args.ip
port = int(args.port)
def debug(*args, **kwargs):
if( verbose == False ):
return
print(*args, file=sys.stderr, **kwargs)
oscserver = OSCServer( (ip, port) )
oscserver.timeout = 0
run = True
# this method of reporting timeouts only works by convention
# that before calling handle_request() field .timed_out is
# set to False
def handle_timeout(self):
self.timed_out = True
# funny python's way to add a method to an instance of a class
import types
oscserver.handle_timeout = types.MethodType(handle_timeout, oscserver)
# RAW OSC Frame available ?
def OSC_frame():
# clear timed_out flag
oscserver.timed_out = False
# handle all pending requests then return
while not oscserver.timed_out:
oscserver.handle_request()
# default handler
def OSChandler(oscpath, tags, args, source):
oscaddress = ''.join(oscpath.split("/"))
debug("fromOSC Default OSC Handler got oscpath", oscpath, "from" + str(source[0]), ":", args)
#print("OSC address", path)
#print("find.. /bhoreal ?", path.find('/bhoreal'))
if oscpath == "/pl" and len(args)==1:
debug("correct OSC type :'/pl")
if validate(args[0]) == True:
debug("new pl : ", args[0])
line = args[0].replace("(",'[')
line = line.replace(")",']')
line = "[{}]".format(line)
print(line, flush=True);
else:
debug("Bad pointlist -> msg trapped.")
else:
debug("BAD OSC Message : " + oscpath +" " +args[0])
oscserver.addMsgHandler( "default", OSChandler )
def validate(pointlist):
state = True
if len(pointlist)<9:
debug("Not enough characters :", pointlist)
state = False
if pointlist.find("(") == -1:
debug("Bad format : use () not [] for points", pointlist)
state = False
try:
pl = bytes(pointlist, 'ascii')
check = ast.literal_eval(pl.decode('ascii'))
except:
debug("BAD POINTLIST :", pointlist)
state = False
return state
# simulate a "game engine"
while run:
# do the game stuff:
sleep(0.01)
# call user script
OSC_frame()
oscserver.close()